name: Docker Image build

on:
  push:
    branches: ["main"]
  pull_request:
    branches: ["main"]
  schedule:
    # * is a special character in YAML so you have to quote this string
    - cron: "5 4 * * *"

jobs:
  build-and-push-container:
    name: Build Container
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - name: Docker meta
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: |
            git.dev-null.rocks/alexohneander/sim_free
          tags: |
            type=schedule,pattern={{date 'YYYYMMDDHHMM'}}
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=semver,pattern={{major}}
            type=sha

      - name: Set up Docker Context for Buildx
        id: buildx-context
        run: |
          export DOCKER_HOST=tcp://docker:2376/
          export DOCKER_TLS_CERTDIR="/certs"
          export DOCKER_TLS_VERIFY=1
          export DOCKER_CERT_PATH="/certs/client"
          docker context create builders

      - name: Setup Docker Buildx
        id: buildx
        uses: docker/setup-buildx-action@v3
        with:
          # buildkitd-flags: --debug
          endpoint: builders
        env:
          DOCKER_HOST: "tcp://docker:2376/"
          DOCKER_TLS_CERTDIR: "/certs"
          DOCKER_TLS_VERIFY: 1
          DOCKER_CERT_PATH: "/certs/client"

      - name: Login to Gitea
        uses: docker/login-action@v3
        with:
          registry: git.dev-null.rocks
          username: ${{ gitea.actor }}
          password: ${{ secrets.GA_TOKEN }}

      - name: Build and push the image
        uses: docker/build-push-action@v5
        with:
          file: Dockerfile
          platforms: linux/amd64
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
        env:
          DOCKER_HOST: "tcp://docker:2376/"
          DOCKER_TLS_CERTDIR: "/certs"
          DOCKER_TLS_VERIFY: 1
          DOCKER_CERT_PATH: "/certs/client"